<template>
  <el-upload
    class="avatar-uploader"
    action="https://run.mocky.io/v3/9d059bf9-4660-45f2-925d-ce80ad6c4d15"
    :show-file-list="false"
    :auto-upload="false"
    :on-change="handleChange"
  >
    <!-- <img v-if="userForm.avatar" :src="'http://localhost:3000'+userForm.avatar" class="avatar" /> -->
    <img v-if="props.avatar" :src="uploadAvatar" class="avatar" />
    <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
  </el-upload>
</template>

<script setup>
    import {defineEmits,defineProps,computed} from 'vue'
    import {Plus} from "@element-plus/icons-vue";
    const props = defineProps({
        avatar:String
    })
    const emit = defineEmits(["xuhaochange"])
    const uploadAvatar = computed(
        ()=>
        props.avatar.includes("blob")
        ?props.avatar
        :'http://localhost:3000'+props.avatar
    );

    //每次选择玩图片的回调
    const handleChange = (file)=>{
        emit("xuhaochange",file.raw)
        // userForm.avatar = URL.createObjectURL(file.raw)
        // userForm.file = file.raw
    }
</script>

<style lang="scss" scoped>
    ::v-deep .el-upload {
        border: 1px dashed var(--el-border-color);
        border-radius: 6px;
        cursor: pointer;
        position: relative;
        overflow: hidden;
        transition: var(--el-transition-duration-fast);
    }

    ::v-deep .el-upload:hover {
        border-color: var(--el-color-primary);
    }

    ::v-deep .el-icon.avatar-uploader-icon {
        font-size: 28px;
        color: #8c939d;
        width: 178px;
        height: 178px;
        text-align: center;
    }
    .avatar{
        width: 178px;
        height: 178px;
    }
</style>
